AMD Radeon Instinct MI250X was released on Nov 8th, 2021. The video card is equipped with 128 GB of HBM2e memory with a bandwidth of 3277 GB/s. It uses a PCIe 4.0 x16 and has a 8192 bit memory bus. AMD Radeon Instinct MI250X is powered by an CDNA 2.0 processor with 6 nm technology, 58200 million transistors, and has a die size of unknown. The card comes with connectors. The TDP (thermal design power) of this card is , and a power supply is recommended.
In terms of performance, the Pixel Rate is 0 GPixel/s, texture rate is 1496 GTexel/s, and the device can perform 47870 GFLOPS. The video card is compatible with DirectX N/A, OpenGL version N/A, OpenCL version 3.0, and Vulkan version AMD Radeon Instinct MI250X.
Graphics Processor| GPU Name: | AMD Radeon Instinct MI250X |
| GPU Variant: | Aldebaran XT |
| Processor: | CDNA 2.0 |
| Foundry: | TSMC |
| Technology: | 6 nm |
| Transistors: | 58200 million |
| Die Size: | unknown |
General information| Release Date: | Nov 8th, 2021 |
| Generation: | Radeon Instinct (MIx) |
| Production: | unknown |
| Bus Interface: | PCIe 4.0 x16 |
Clock Speeds| Base Clock Speed: | 1000 MHz |
| Boost Clock Speed: | 1700 MHz |
| Memory Clock: | 1600 MHz 3.2 Gbps effective |
Memory specs| RAM: | 128 GB |
| Type of memory: | HBM2e |
| Memory Bus: | 8192 bit |
| Memory Bandwidth: | 3277 GB/s |
Render Config| Shading Units: | 14080 |
| TMUs: | 880 |
| Compute units: | 220 |
| L1 Cache: | 16 KB (per CU) |
| L2 Cache: | 16 MB |
Board specs| Slot Width: | Dual-slot |
| Length: | 267 mm 10.5 inches |
| Width: | 111 mm 4.4 inches |
| TDP: | 500 W |
| Suggested PSU: | 900 W |
| Outputs: | No outputs |
| Power Connectors: | 2x 8-pin |
Technology Support| DirectX: | N/A |
| OpenGL: | N/A |
| OpenCL: | 3.0 |
| Vulkan: | AMD Radeon Instinct MI250X |
| Tests | Score | Reference (max) |
|---|---|---|
| Pixel Fillrate: | 0 GPixel/s | 691.2 GPixel/s (AMD Radeon RX 7900 XT) |
| Texture Fillrate: | 1496 GTexel/s | 2074 GTexel/s (AMD Radeon RX 7900 XT) |
| FP16 (half): | 383000 GFLOPS (8:1) | 383000 GFLOPS (8:1) (AMD Radeon Instinct MI250X) |
| FP32 (float): | 47870 GFLOPS | 95420 GFLOPS (NVIDIA GeForce RTX 4090 Ti) |
| FP64 (double): | 47870 GFLOPS (1:1) | 47870 GFLOPS (1:1) (AMD Radeon Instinct MI250X) |
| Unified Shaders: | 14080 | 17408 (NVIDIA GeForce RTX 4090 Ti) |
| Texture Mapping Units: | 880 | 880 (AMD Radeon Instinct MI250X) |
AMD Radeon Instinct MI250X
The memory size is 128 GB.
It uses HBM2e memory.
The base clock speed is 1000 MHz.
The boost clock speed is 1700 MHz.
The TDP is 500 W.
No outputs
It requires 2x 8-pin power connector(s).
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